<template>
  <div>
    <Hello/>
    <h2 v-tuwei="girl"></h2>
    <h2>{{n | big(7)}}</h2>
    <button @click="welcome('李老板')">点我欢迎你</button>
  </div>
</template>

<script>
  export default {
    name:'App',
    data() {
      return {
        girl:'迪丽热九',
        n:4
      }
    },
  }
</script>
